step(ci,ps,tm(s,[ctxm(beta_1_1_,ci,ip, (ip,ci), (ip,ci)),ctxm(beta_1_1_,ps,ip, (ip,ps), (ip,ps))],pri(lst,[pri(enc,[pri(pc,[ctxm(beta_1_1_,dot,s,i_s,c_s),pri(enc,[ctxm(beta_1_1_,u,bsn,i_bsn,i_bsn),ctxm(beta_1_1_,dot,s_umc, (i,s_umc), (c,s_umc))]),ctxm(beta_1_1_,ci,dom, (dom,ci), (dom,ci))]),ctxm(beta_1_1_,r,sr, (i,s,beta_1_), (c,s,beta_1_))]),ctxm(beta_1_1_,r,dom, (dom,r,beta_1_), (dom,r,beta_1_))]))).
